PoE buffer power supply unit for IP cameras. Size: 300 x 407 x 126 mm. Uin=176÷264VAC, Uout=54VDC. ?I=4x0.25A + 0.3A battery charging. Tamper: 1xNC, 4x7Ah-UVP, OLP, OVP, SCP with standard fuses or PTC fuses, FPS – (indication of output fuse activation) - OC type and relay type.